Security readout for executives and security teams
Plain-English summary
IBM Sterling Connect:Express for UNIX 1.5 has an SSRF flaw that could let an attacker make the server send unauthorized requests. Business risk is mainly internal network probing and enabling follow-on attacks, not direct system takeover based on the supplied evidence.
Executive priority
Treat as a moderate-priority exposure review for affected IBM file transfer infrastructure. Prioritize environments where the server can reach sensitive internal services or where access controls are weak.
Technical view
CVE-2023-29260 is CWE-918 server-side request forgery in IBM Sterling Connect:Express for UNIX 1.5. IBM describes potential unauthorized server-originated requests that may support network enumeration or other attacks. CVSS v3.1 is 6.5 medium, with low confidentiality and integrity impact and no availability impact.
Likely exposure
Exposure appears limited to organizations running IBM Sterling Connect:Express for UNIX 1.5. The bundle marks versions outside the listed affected product as unaffected. Actual risk depends on deployment reachability and access controls; the description says authenticated attacker, while the CVSS vector lists no privileges required.
Exploitation context
The supplied sources do not show CISA KEV listing or confirmed active exploitation. The likely abuse pattern is using the affected server as a request origin to reach systems or endpoints the attacker could not directly access.
Researcher notes
Evidence is source-limited. The description says authenticated attacker, but the CVSS vector is PR:N, so validate the vendor advisory before modeling exploit preconditions. No exploit code, active exploitation, or specific fixed version is provided in the supplied bundle.
Mitigation direction
- Check IBM advisory 7010923 for supported remediation or upgrade guidance.
- Inventory Sterling Connect:Express for UNIX deployments and confirm version 1.5 exposure.
- Restrict access to the product to trusted networks and users.
- Monitor server-originated outbound requests for unusual internal destinations.
- Track IBM X-Force ID 252135 for vendor updates.
Validation and detection
- Confirm whether Sterling Connect:Express for UNIX 1.5 is installed or exposed.
- Review product access paths and authentication requirements in the environment.
- Verify whether IBM-recommended remediation has been applied.
- Review logs for unusual outbound requests from affected servers.
- Document compensating controls if remediation cannot be applied promptly.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-918: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-29260 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N3.92.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/7010923CVE reference · vendor-advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/252135CVE reference · vdb-entry
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Server-Side Request Forgery (SSRF)
Server-Side Request Forgery (SSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.